138601010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{1741}}^1$

素因数の和:2186

約数の個数: 32

約数和(自身を含む): 263390400

約数和(自身を除く): 124789390

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 419, 838, 1741, 2095, 3482, 4190, 7961, 8705, 15922, 17410, 33079, 39805, 66158, 79610, 165395, 330790, 729479, 1458958, 3647395, 7294790, 13860101, 27720202, 69300505, 138601010]

約数ペア:

[(1, 138601010), (2, 69300505), (5, 27720202), (10, 13860101), (19, 7294790), (38, 3647395), (95, 1458958), (190, 729479), (419, 330790), (838, 165395), (1741, 79610), (2095, 66158), (3482, 39805), (4190, 33079), (7961, 17410), (8705, 15922)]